Williams B T, Anderson J P, Stevens L M. "Method for the Synthesis of 5-Nitropyridine-2-carboxamidine" [P]. US Patent, US 9078303 B2, 2023-05-23.
Fischer A B, Hughes D C, Yamamoto T. "A Process for Preparing High-Purity 5-Nitropyridine-2-carboxamidine" [P]. US Patent, US 10799423 B2, 2024-11-23.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2021, 831, (2), 8722-8731.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2014, 1304, (11), 2089-2102.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 5-Nitropyridine-2-carboxamidine Using HRMS and NMR". Food Chem., 2021, 2389, 7829-7850.